Display rack for spools of thread



FIG. 1 is a perspective view of a display rack for spools of thread showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof; and

FIG. 4 is an enlarged cross-sectional view taken along line 4--4 of FIG. 3. 

The ornamental design for a display rack for spools of thread, as shown. 